/dts-v1/; #include "UBNT-ER-e50.dtsi" #include <dt-bindings/gpio/gpio.h> / { model = "UBNT-ERX-SFP"; compatible = "ubiquiti,edgerouterx-sfp"; i2c-gpio { compatible = "i2c-gpio"; gpios = <&gpio0 3 GPIO_ACTIVE_HIGH /* sda */ &gpio0 4 GPIO_ACTIVE_HIGH /* scl */ >; #address-cells = <1>; #size-cells = <0>; pca9555@25 { compatible = "pca9555"; reg = <0x25>; }; }; };